Practice Problems — Set 8

5.NF.A.2 · Solve word problems involving addition and subtraction of fractions r…

Print and write your answers. Use diagrams to show thinking.

Warm-up

1. 1/4 + 1/4 = ___ 2. 3/4 − 1/4 = ___ 3. 3/5 + 1/5 = ___

_See printable PDF for diagram._

Written practice

1. Story: Walk 1/2 mile, then 1/4 mile more. Total miles? ___ 2. 3/4 − 1/4 = ___ 3. Word problem: Use 1/4 cup flour, then 1/4 cup more. Total cups? ___ 4. Draw a model for 1/3 + 1/3 5. Story: 1/2 mile + 1/4 mile. Total? ___ 6. Explain why denominators stay the same when adding like fractions. 7. Story: 2 + 10 = ___ 8. 2 + 11 = ___

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More written practice

1. Story: 3 + 11 = ___ 2. 4 + 9 = ___ 3. 5 + 10 = ___ 4. 6 + 11 = ___ 5. 2 + 8 = ___ 6. 3 + 9 = ___

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Patterns and rules

1. 1/4 + 1/4 = ___ 2. 3/4 − 1/4 = ___ 3. 3/5 + 1/5 = ___

_See printable PDF for diagram._

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Parent tip: Draw models before adding numerators